Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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22 | class EbayEnterprise_PayPal_Test_Model_Express_ApiTest extends EbayEnterprise_Eb2cCore_Test_Base |
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23 | { |
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24 | const BIDIRECTIONAL_API = '\eBayEnterprise\RetailOrderManagement\Api\IBidirectionalApi'; |
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25 | const SETEXPRESS_REQUEST_PAYLOAD = |
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26 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalSetExpressCheckoutRequest'; |
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27 | const SETEXPRESS_REPLY_PAYLOAD = |
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28 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalSetExpressCheckoutReply'; |
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29 | const GETEXPRESS_REQUEST_PAYLOAD = |
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30 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalGetExpressCheckoutRequest'; |
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31 | const GETEXPRESS_REPLY_PAYLOAD = |
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32 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalGetExpressCheckoutReply'; |
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33 | const DOEXPRESS_REQUEST_PAYLOAD = |
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34 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalDoExpressCheckoutRequest'; |
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35 | const DOEXPRESS_REPLY_PAYLOAD = |
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36 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalDoExpressCheckoutReply'; |
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37 | const DOAUTH_REQUEST_PAYLOAD = |
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38 | '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalDoAuthorizationRequest'; |
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39 | const DOAUTH_REPLY_PAYLOAD = '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalDoAuthorizationReply'; |
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40 | const DOVOID_REQUEST_PAYLOAD = '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalDoVoidRequest'; |
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41 | const DOVOID_REPLY_PAYLOAD = '\eBayEnterprise\RetailOrderManagement\Payload\Payment\IPayPalDoVoidReply'; |
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42 | const LINE_ITEM_ITERABLE = '\eBayEnterprise\RetailOrderManagement\Payload\Payment\LineItemIterable'; |
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43 | const LINE_ITEM = '\eBayEnterprise\RetailOrderManagement\Payload\Payment\ILineItem'; |
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44 | |||
45 | protected $sdk; |
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46 | protected $coreHelper; |
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47 | protected $helper; |
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48 | protected $checkoutSession; |
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49 | protected $getSdkApiMap; |
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50 | protected $cancelUrl = 'cancel url'; |
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51 | protected $returnUrl = 'return url'; |
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52 | protected $token = 'token'; |
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53 | protected $orderId = 'order id'; |
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54 | protected $currencyCode = 'USD'; |
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55 | protected $lineItemStub; |
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56 | protected $lineItemIterableStub; |
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57 | protected $payerId = 'payer id'; |
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58 | protected $pickUpStoreId = 'pick up stroe id'; |
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59 | |||
60 | public function setUp() |
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61 | { |
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62 | parent::setUp(); |
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63 | |||
64 | // suppressing the real session from starting |
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65 | $session = $this->getModelMockBuilder('core/session') |
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66 | ->disableOriginalConstructor() |
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67 | ->setMethods(null) |
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68 | ->getMock(); |
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69 | $this->replaceByMock('singleton', 'core/session', $session); |
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70 | |||
71 | // disable _construct to prevent excessive stubs |
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72 | $this->coreUrl = $this->getModelMock( |
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73 | 'core/url', |
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74 | ['_construct', 'getUrl'] |
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75 | ); |
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76 | $this->coreUrl->expects($this->any()) |
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77 | ->method('getUrl')->will( |
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78 | $this->returnValueMap( |
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79 | [ |
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80 | ['ebayenterprise_paypal_express/checkout/return', [], 'the.return.url'], |
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81 | ['ebayenterprise_paypal_express/checkout/cancel', [], 'the.cancel.url'], |
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82 | ] |
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83 | ) |
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84 | ); |
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85 | // stub sdk |
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86 | $this->sdk = $this->getMock(self::BIDIRECTIONAL_API); |
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87 | $this->sdk->expects($this->any()) |
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88 | ->method('setRequestBody') |
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89 | ->will($this->returnSelf()); |
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90 | $this->sdk->expects($this->any()) |
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91 | ->method('send')->will($this->returnSelf()); |
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92 | $this->getSdkApiMap = [ |
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93 | ['payments', 'paypal/setExpress', [], null, $this->sdk], |
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94 | ['payments', 'paypal/getExpress', [], null, $this->sdk], |
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95 | ['payments', 'paypal/doExpress', [], null, $this->sdk], |
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96 | ['payments', 'paypal/doAuth', [], null, $this->sdk], |
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97 | ['payments', 'paypal/void', [], null, $this->sdk], |
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98 | ]; |
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99 | $this->lineItemStub = $this->getMock(self::LINE_ITEM); |
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100 | $this->stubAcceptStrReturnSelf( |
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101 | ['setName', 'setCurrencyCode'], |
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102 | $this->lineItemStub |
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103 | ); |
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104 | $this->lineItemStub->expects($this->any()) |
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105 | ->method('setUnitAmount') |
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106 | ->with($this->isNumeric()) |
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107 | ->will($this->returnSelf()); |
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108 | // sequence number can be set to any scalar |
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109 | $this->lineItemStub->expects($this->any()) |
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110 | ->method('setSequenceNumber') |
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111 | ->with($this->isScalar()) |
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112 | ->will($this->returnSelf()); |
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113 | $this->lineItemStub->expects($this->any()) |
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114 | ->method('setQuantity') |
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115 | ->with($this->isType('int')) |
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116 | ->will($this->returnSelf()); |
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117 | |||
118 | $validatorIterator = new ValidatorIterator([$this->getMock( |
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119 | '\eBayEnterprise\RetailOrderManagement\Payload\IValidator' |
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120 | )]); |
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121 | $stubSchemaValidator = $this->getMock('\eBayEnterprise\RetailOrderManagement\Payload\ISchemaValidator'); |
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122 | $payloadMap = new PayloadMap(); |
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123 | $logger = new NullLogger(); |
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124 | |||
125 | $this->lineItemIterableStub = $this->getMockBuilder(self::LINE_ITEM_ITERABLE) |
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126 | ->setConstructorArgs([$validatorIterator, $stubSchemaValidator, $payloadMap, $logger]) |
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127 | ->setMethods(['getEmptyLineItem']) |
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128 | ->getMock(); |
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129 | $this->lineItemIterableStub->expects($this->any()) |
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130 | ->method('getEmptyLineItem') |
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131 | ->will($this->returnValue($this->lineItemStub)); |
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132 | // stub helpers |
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133 | $this->coreHelper = $this->getHelperMock( |
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134 | 'eb2ccore/data', |
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135 | ['getSdkApi'] |
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136 | ); |
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137 | $this->coreHelper->expects($this->any()) |
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138 | ->method('getSdkApi')->will( |
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139 | $this->returnValueMap($this->getSdkApiMap) |
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140 | ); |
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141 | $this->helper = $this->getHelperMock( |
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142 | 'ebayenterprise_paypal/data', |
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143 | ['getConfigModel', '__'] |
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144 | ); |
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145 | $this->helper->expects($this->any())->method('__')->will( |
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146 | $this->returnArgument(0) |
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147 | ); |
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148 | // stub a quote |
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149 | $strMethods = ['getCity', 'getRegionCode', 'getCountryId', 'getPostCode']; |
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150 | $this->quoteShipAddress = $this->getModelMock( |
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151 | 'sales/quote_address', |
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152 | $strMethods + ['getStreet', 'getId'] |
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153 | ); |
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154 | foreach ($strMethods as $setter) { |
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155 | $this->quoteShipAddress->expects($this->any()) |
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156 | ->method($setter) |
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157 | ->will($this->returnValue('a string value')); |
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158 | } |
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159 | $this->quoteShipAddress->expects($this->any()) |
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160 | ->method('getStreet') |
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161 | ->will($this->returnValue(['line 1', 'line 2'])); |
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162 | $this->quoteShipAddress->expects($this->any()) |
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163 | ->method('getId') |
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164 | ->will($this->returnValue(1)); |
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165 | $this->quote = $this->getModelMock( |
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166 | 'sales/quote', |
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167 | ['reserveOrderId', 'getReservedOrderId', 'getAllItems', 'getTotals', 'getShippingAddress'] |
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168 | ); |
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169 | $this->quote->expects($this->any()) |
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170 | ->method('reserveOrderId')->will($this->returnSelf()); |
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171 | $this->quote->expects($this->any()) |
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172 | ->method('getTotals')->will( |
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173 | $this->returnValue( |
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174 | [ |
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175 | 'grand_total' => new Varien_Object(['value' => 100]), |
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176 | 'shipping' => new Varien_Object(['value' => 5.95]), |
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177 | 'ebayenterprise_tax' => new Varien_Object(['value' => 2.50]), |
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178 | 'discount' => new Varien_Object(['value' => 100]), |
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179 | ] |
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180 | ) |
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181 | ); |
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182 | $this->quote->expects($this->any()) |
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183 | ->method('getReservedOrderId')->will($this->returnValue('orderid')); |
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184 | $this->quote->expects($this->any()) |
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185 | ->method('getAllItems')->will( |
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186 | $this->returnValue($this->stubQuoteItems()) |
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187 | ); |
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188 | $this->quote->expects($this->any()) |
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189 | ->method('getShippingAddress') |
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190 | ->will($this->returnValue($this->quoteShipAddress)); |
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191 | $this->quote->setData(['quote_currency_code' => 'USD']); |
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192 | } |
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193 | |||
194 | /** |
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195 | * inject the given config into the core helper |
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196 | * @param array $config |
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197 | */ |
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198 | protected function injectConfig(array $config) |
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199 | { |
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200 | $config = $this->buildCoreConfigRegistry(array_merge(['transferLines' => true], $config)); |
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201 | $this->helper->expects($this->any()) |
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202 | ->method('getConfigModel')->will($this->returnValue($config)); |
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203 | } |
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204 | |||
205 | /** |
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206 | * mock the request and reply for the setExpressCheckout |
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207 | * @param bool $successful true if the reply should report success |
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208 | * @return IPayload[] (stub) |
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209 | */ |
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210 | protected function mockSetExpressPayloads($successful) |
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211 | { |
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212 | $request = $this->getMock(self::SETEXPRESS_REQUEST_PAYLOAD); |
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213 | $this->stubAcceptStrReturnSelf( |
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214 | ['setOrderId', 'setReturnUrl', 'setCancelUrl', 'setLocaleCode', 'setCurrencyCode'], |
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215 | $request |
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216 | ); |
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217 | $request->expects($this->once()) |
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218 | ->method('setAmount') |
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219 | ->with($this->isNumeric()) |
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220 | ->will($this->returnSelf()); |
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221 | $request->expects($this->exactly(2)) |
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222 | ->method('getLineItems') |
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223 | ->will($this->returnValue($this->lineItemIterableStub)); |
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224 | |||
225 | $reply = $this->getMock(self::SETEXPRESS_REPLY_PAYLOAD); |
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226 | $reply->expects($this->any()) |
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227 | ->method('isSuccess') |
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228 | ->will($this->returnValue($successful)); |
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229 | $reply->expects($this->any()) |
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230 | ->method('getToken') |
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231 | ->will($this->returnValue('token')); |
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232 | |||
233 | return [$request, $reply]; |
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234 | } |
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235 | |||
236 | /** |
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237 | * verify |
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238 | * - a request payload is acquired and sent to get a response body. |
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239 | * - the expected array structure is returned |
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240 | * - for a failure response to a successful request, |
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241 | * throw EbayEnterprise_PayPal_Exception with a translated message. |
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242 | * @loadExpectation messageReplies |
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243 | * @dataProvider provideTrueFalse |
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244 | */ |
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245 | View Code Duplication | public function testSetExpressCheckout($isSuccessful) |
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246 | { |
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247 | $this->injectConfig([ |
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248 | 'apiOperationSetExpressCheckout' => 'paypal/setExpress', |
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249 | 'apiService' => 'payments', |
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250 | ]); |
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251 | list($request, $reply) = $this->mockSetExpressPayloads($isSuccessful); |
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252 | $this->sdk->expects($this->any()) |
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253 | ->method('getRequestBody') |
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254 | ->will($this->returnValue($request)); |
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255 | // test setExpressCheckout |
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256 | $api = $this->getModelMock( |
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257 | 'ebayenterprise_paypal/express_api', |
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258 | ['sendRequest'] |
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259 | ); |
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260 | $api->expects($this->any()) |
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261 | ->method('sendRequest') |
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262 | ->will($this->returnValue($reply)); |
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263 | EcomDev_Utils_Reflection::setRestrictedPropertyValues( |
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264 | $api, |
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265 | ['helper' => $this->helper, 'coreHelper' => $this->coreHelper] |
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266 | ); |
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267 | if (!$isSuccessful) { |
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268 | $message |
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269 | = EbayEnterprise_PayPal_Model_Express_Api::EBAYENTERPRISE_PAYPAL_API_FAILED; |
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270 | $this->setExpectedException('EbayEnterprise_PayPal_Exception', $message); |
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271 | } |
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272 | $result = $api->setExpressCheckout($this->cancelUrl, $this->returnUrl, $this->quote); |
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273 | $this->assertEquals($this->expected('setExpress')->getData(), $result); |
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274 | } |
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275 | |||
276 | /** |
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277 | * setup payloads for getExpressCheckout |
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278 | * @param bool $success |
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279 | */ |
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280 | protected function mockGetExpressPayoads($success) |
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302 | |||
303 | /** |
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304 | * verify |
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305 | * - get express payload is filled out |
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306 | * - the expected array structure is returned |
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307 | * - when the request was unsuccessful throw EbayEnterprise_PayPal_Exception |
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308 | * @loadExpectation messageReplies |
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309 | * @dataProvider provideTrueFalse |
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310 | */ |
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311 | View Code Duplication | public function testGetExpressCheckout($isSuccessful) |
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312 | { |
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313 | $this->injectConfig( |
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314 | [ |
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315 | 'apiOperationGetExpressCheckout' => 'paypal/getExpress', |
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316 | 'apiService' => 'payments', |
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317 | ] |
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318 | ); |
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319 | list($request, $reply) = $this->mockGetExpressPayoads($isSuccessful); |
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320 | $this->sdk->expects($this->any()) |
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321 | ->method('getRequestBody') |
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322 | ->will($this->returnValue($request)); |
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323 | // test setExpressCheckout |
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324 | $api = $this->getModelMock('ebayenterprise_paypal/express_api', ['sendRequest']); |
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325 | $api->expects($this->any()) |
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326 | ->method('sendRequest') |
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327 | ->will($this->returnValue($reply)); |
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328 | EcomDev_Utils_Reflection::setRestrictedPropertyValues( |
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329 | $api, |
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330 | ['helper' => $this->helper, 'coreHelper' => $this->coreHelper] |
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331 | ); |
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332 | if (!$isSuccessful) { |
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333 | $message |
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334 | = EbayEnterprise_PayPal_Model_Express_Api::EBAYENTERPRISE_PAYPAL_API_FAILED; |
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335 | $this->setExpectedException('EbayEnterprise_PayPal_Exception', $message); |
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336 | } |
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337 | $result = $api->getExpressCheckout($this->orderId, $this->token, $this->currencyCode); |
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338 | $this->assertEquals($this->expected('getExpress')->getData(), $result); |
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339 | } |
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340 | |||
341 | /** |
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342 | * verify |
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343 | * - the given sdk object is used to send the request |
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344 | * - verify the reply is returned |
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345 | */ |
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346 | public function testSendRequest() |
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368 | |||
369 | /** |
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370 | * provide sdk exceptions to throw |
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371 | * @return array |
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372 | */ |
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373 | View Code Duplication | public function provideSdkExceptions() |
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389 | |||
390 | /** |
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391 | * GIVEN An <sdk> that will thrown an <exception> of <exceptionType> when making a request. |
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392 | * WHEN A request is made. |
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393 | * THEN The <exception> will be caught. |
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394 | * AND An exception of <expectedExceptionType> will be thrown. |
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395 | * |
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396 | * @param string |
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397 | * @param string |
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398 | * @dataProvider provideSdkExceptions |
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399 | */ |
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400 | public function testSendRequestWithSdkException($exceptionType, $expectedExceptionType) |
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419 | |||
420 | /** |
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421 | * mock the request and reply for the doExpressCheckout |
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422 | * @param bool $successful true if the reply should report success |
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423 | * @return IPayload[] (stub) |
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424 | */ |
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425 | protected function mockDoExpressPayloads($successful) |
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446 | |||
447 | /** |
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448 | * provide inputs for the case where: |
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449 | * - the request was succesful and does or does not have a pickup id |
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450 | * - the request was not successful |
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451 | * @return array |
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452 | */ |
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453 | public function provideForDoExpressCheckout() |
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461 | |||
462 | /** |
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463 | * verify |
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464 | * - the expected array structure is returned |
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465 | * @param bool $isSuccessful |
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466 | * @dataProvider provideForDoExpressCheckout |
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467 | * @loadExpectation messageReplies |
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468 | */ |
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469 | public function testDoExpressCheckout($isSuccessful, $pickUpStoreId) |
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504 | |||
505 | /** |
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506 | * stub items for the tests. |
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507 | * @return Mage_Sale_Model_Quote_Item[] |
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508 | */ |
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509 | protected function stubQuoteItems() |
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561 | |||
562 | /** |
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563 | * creat a constraint to assert an argument has a numeric value |
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564 | * @return PHPUnit_Framework_Constraint |
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565 | */ |
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566 | protected function isNumeric() |
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575 | |||
576 | /** |
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577 | * mock the request and reply for the doAuthorization message |
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578 | * @param bool $successful true if the reply should report success |
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579 | * @return IPayload[] (stub) |
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580 | */ |
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581 | protected function mockDoAuthorizationPayloads($successful) |
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599 | |||
600 | /** |
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601 | * verify |
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602 | * - the request paylad is setup with the correct type of data |
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603 | * - the resulting array is in the expected structure |
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604 | * - the is_authorized field is true if the message succeeded; false otherwise |
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605 | * - throws an EbayEnterprise_PayPal_Exception when the message fails |
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606 | * @loadExpectation messageReplies |
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607 | * @dataProvider provideTrueFalse |
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608 | */ |
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609 | public function testDoAuthorization($isSuccessful) |
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639 | |||
640 | /** |
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641 | * mock the request and reply for the doVoid message |
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642 | * @param bool $successful true if the reply should report success |
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643 | * @return IPayload[] (stub) |
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644 | */ |
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645 | protected function mockDoVoidPayloads($successful) |
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663 | |||
664 | /** |
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665 | * verify |
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666 | * - the request paylad is setup with the correct type of data |
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667 | * - the resulting array is in the expected structure |
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668 | * - the is_voided field is true if the message succeeded; false otherwise |
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669 | * - throws an EbayEnterprise_PayPal_Exception when the message fails |
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670 | * @loadExpectation messageReplies |
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671 | * @dataProvider provideTrueFalse |
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672 | */ |
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673 | public function testDoVoid($isSuccessful) |
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703 | |||
704 | /** |
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705 | * use to assert an argument is a scalar |
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706 | * @return PHPUnit_Framework_Constraint |
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707 | */ |
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708 | protected function isScalar() |
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717 | |||
718 | /** |
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719 | * stub the specified methods on the mock to expect a |
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720 | * string argument and return itself |
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721 | * @param array $methods |
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722 | * @param object $stub |
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723 | * @return object |
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724 | */ |
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725 | protected function stubAcceptStrReturnSelf(array $methods, $stub) |
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735 | |||
736 | /** |
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737 | * ensure the tax amount gets added |
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738 | * |
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739 | */ |
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740 | public function testAddLineItems() |
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777 | |||
778 | /** |
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779 | * verify line items are created from |
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780 | * |
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781 | */ |
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782 | public function testProcessLineItems() |
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828 | } |
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829 |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: